CN210247224U

CN210247224U - Communication plug-in box

Info

Publication number: CN210247224U
Application number: CN201920240416.9U
Authority: CN
Inventors: Jiacheng Song; 宋佳城; Yuemin Wan; 万跃敏; Jinguang Zhuang; 庄进光; Shengxin Lai; 赖圣鑫; Fengfa Hu; 胡凤发
Original assignee: Tanda Technology Co ltd
Current assignee: Tanda Technology Co ltd
Priority date: 2019-02-25
Filing date: 2019-02-25
Publication date: 2020-04-03
Anticipated expiration: 2029-02-25

Abstract

The utility model provides a communication subrack, including the box, the box includes two baskets by plastics injection moulding, and two baskets can dock and form the box, offer the holding chamber that is used for holding control mainboard and communication card on the basket, be used for supplying the basket mouth of control mainboard and communication card business turn over and be used for the butt joint mouth with another basket, holding chamber, basket mouth and butt joint mouth communicate each other. The utility model discloses a by plastics injection moulding's basket, prevent effectively that the surface of box from receiving the phenomenon that the oxidation takes place the corrosion to appear, avoided adopting electroplating process to carry out rust-resistant corrosion treatment to the metal surface, and both can adopt a basket as the box, also can constitute the box through two basket butt joints that overall dimension is identical completely, make the overall dimension of box can be selected according to the actual specification of on-the-spot fire alarm controller, thereby it is fixed unchangeable to have solved communication subrack overall dimension effectively, the technical problem that the surface needs electroplating treatment, the application scope of communication subrack has been enlarged.

Description

Communication plug-in box

Technical Field

The utility model belongs to the technical field of communications facilities, more specifically say, relate to a communication subrack.

Background

At present, the communication subrack that is used for fire alarm controller on the market adopts cold-rolled sheet to make through technologies such as buckling, welding, surface plating, its appearance size is fixed unchangeable, can't adjust according to the size of control mainboard, lead to the inner space of communication subrack not to obtain make full use of, and can produce the pollution environment's in the production process of communication subrack pollutants such as sweeps, waste gas, waste liquid, these sweeps and waste liquid need extra process to handle the recovery, and waste gas then is difficult to collect and handle, so not only lead to the manufacturing cost of communication subrack high, but also can cause harm to the environment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a communication subrack, including but not limited to solving communication subrack overall dimension fixed unchangeable, the surface needs electroplating treatment's technical problem.

In order to solve the technical problem, an embodiment of the utility model provides a communication subrack, include:

the box body comprises two plastic injection molded basket bodies, the two basket bodies can be butted to form the box body, a containing cavity for containing the control main board and the communication card, a basket port for the control main board and the communication card to go in and out and a butt joint port for butt joint with the other basket body are formed in the basket body, and the containing cavity, the basket port and the butt joint port are communicated with each other.

Furthermore, a first clamping hook used for fastening the control main board is convexly arranged on the basket body, and the first clamping hook extends from the bottom wall of the basket body to the accommodating cavity.

Furthermore, a positioning column matched with the positioning hole of the control main board is convexly arranged on the basket body, and the positioning column extends from the bottom wall of the basket body to the accommodating cavity.

Further, the basket body includes first lateral wall, second lateral wall and the third lateral wall that meets in proper order, first lateral wall with the third lateral wall is relative, the second lateral wall with first lateral wall with the third lateral wall is adjacent, offer on the internal surface of first lateral wall and be used for supplying the first spout of edge male of communication card, offer on the internal surface of third lateral wall and be used for supplying the second spout of edge male of communication card.

Furthermore, a first mounting hole for a fastener to penetrate through to fix the basket body is formed in the bottom wall of the basket body.

Further, the basket body is convexly provided with mounting lugs, and the mounting lugs extend outwards from the edge of the bottom wall of the basket body.

Furthermore, the first side wall is located a clamping groove is formed in the end face of the joint, the third side wall is located a clamping portion is arranged on the end face of the joint in a protruding mode, and the clamping portion can be clamped in the clamping groove.

Further, the communication subrack still includes:

and the connecting bracket and/or the two connecting pieces are/is fixedly connected with the butt joint part of the two baskets.

Further, the first lateral wall be located the second mounting hole has been seted up on the terminal surface of basket mouth department, the third lateral wall be located the third mounting hole has been seted up on the terminal surface of basket mouth department, the second lateral wall be located the terminal surface epirelief of basket mouth department is equipped with the second trip, the communication subrack still includes:

the opposite two ends of the first pressing bar are respectively provided with a fourth mounting hole, and the second clamping hook can penetrate through the fourth mounting holes to be clamped with the first pressing bar; and

the second layering, fifth mounting hole has been seted up respectively to the relative both ends of second layering, the second layering accessible the one end of fastener is passed fifth mounting hole and screw in the second mounting hole with first side wall fastening connects, the second layering accessible the one end of fastener is passed fifth mounting hole and screw in the third mounting hole with third side wall fastening connects.

Furthermore, a vent hole and a sixth mounting hole for the fastener to penetrate through to fix the fan are respectively formed in the first side wall and/or the second side wall and/or the third side wall.

The utility model provides a communication subrack's beneficial effect lies in: the basket body formed by plastic injection molding is adopted, the phenomenon that the surface of the box body is rusted due to oxidation is effectively prevented, the metal surface is prevented from being rusted by an electroplating process, one basket body can be used as the box body, and the box body can be formed by butt joint of two basket bodies with completely consistent appearance sizes, so that the appearance size of the box body can be selected according to the actual specification of a field fire alarm controller, the technical problems that the appearance size of a communication plug box is fixed and is not changed, and the surface needs to be electroplated are effectively solved, the application range of the communication plug box is expanded, the production cost of the communication plug box is reduced, and the harm of the communication plug box to the environment is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic view of a use state of a communication jack according to an embodiment of the present invention;

fig. 2 is a schematic view of another usage state of the communication jack according to the embodiment of the present invention;

fig. 3 is a schematic perspective view of a box body in a communication subrack provided by an embodiment of the present invention;

fig. 4 is a schematic front view of a box body in a communication subrack provided in an embodiment of the present invention;

fig. 5 is a schematic perspective view of a basket in a communication box according to an embodiment of the present invention;

FIG. 6 is an enlarged view of portion A of FIG. 3;

fig. 7 is a schematic perspective view of the box body provided by the embodiment of the present invention after the connecting bracket is installed.

Wherein, in the figures, the respective reference numerals:

1-communication plug box, 2-control mainboard, 3-communication card, 4-fastener, 5-fan, 10-box, 20-connecting piece, 30-linking bridge, 40-first layering, 50-second layering, 100-basket, 101-holding chamber, 102-basket mouth, 103-butt joint mouth, 110-bottom wall of basket body, 120-first lateral wall, 130-second lateral wall, 140-third lateral wall, 150-installation lug, 160-ventilation hole, 170-sixth mounting hole, 111-first trip, 112-reference column, 113-first mounting hole, 121-first spout, 122-draw-in groove, 123-eighth mounting hole, 124-second mounting hole, 125-elastic limiting piece, 131-second trip, 132-extension, 133-seventh mounting hole, 141-second spout, 142-joint portion, 143-ninth mounting hole, 144-third mounting hole.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and operate, and thus are not to be construed as limiting the patent, and the specific meanings of the above terms will be understood by those skilled in the art according to specific situations. The terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The term "plurality" means two or more unless specifically limited otherwise.

It is right now that the utility model provides a communication subrack explains. Referring to fig. 3 to 5, the communication box 1 includes a box body 10, the box body 10 includes two box bodies 100, the box bodies 100 are formed by injection molding of plastic, where the plastic is a plastic material, and is a material that is made of synthetic or natural high molecular polymer, can be arbitrarily kneaded into various shapes, and finally can keep the shapes unchanged, and the box bodies 100 are preferably made of recycled plastic through an injection molding process, so that the communication box 1 is more environment-friendly; the two baskets 100 can be butted to form the box 10, the baskets 100 are provided with an accommodating cavity 101, a basket opening 102 and an interface 103, wherein the accommodating cavity 101 is used for accommodating the control mainboard 2 and the communication card 3, the basket opening 102 is used for allowing the control mainboard 2 and the communication card 3 to enter and exit, the interface 103 is used for butting between one basket 100 and the other basket 100, and the accommodating cavity 101, the basket opening 102 and the interface 103 are communicated with each other. It can be understood that the box 10 formed by the two baskets 100 in butt joint has only one large accommodating cavity and one box opening, the volume of the large accommodating cavity is equal to the sum of the volumes of the two accommodating cavities 101, and the area of the box opening is equal to the sum of the areas of the two baskets 102.

Referring to fig. 1 and 2, when in use, if the small-sized fire alarm controller is assembled on a small-sized fire alarm controller, because the area of the control main board 2 is small and the number of communication slots arranged on the surface of the control main board is small, the use requirement of the small-sized fire alarm controller can be met only by adopting one basket 100 as the box body 10, and if the small-sized fire alarm controller is assembled on a full-sized fire alarm controller, two basket bodies 100 with completely consistent external dimensions need to be butted through the butting port 103 to form the box body 10, so that the use requirement of the full-sized fire alarm controller can be met.

The utility model provides a communication subrack 1, adopted the basket 100 by plastics injection moulding, prevent effectively that the surface of box 10 from receiving the phenomenon that the oxidation takes place the corrosion to appear, avoided adopting electroplating process to carry out rust-resistant processing to the metal surface, and both can adopt a basket 100 as box 10, also can constitute box 10 through two basket 100 butt joints of overall dimension complete conformity, make the overall dimension of box 10 can be selected according to on-the-spot fire alarm controller's actual specification, thereby it is fixed unchangeable to have solved communication subrack overall dimension effectively, the technical problem that the surface needs electroplating treatment, communication subrack 1's application scope has been enlarged, communication subrack 1's manufacturing cost has been reduced, the harm that production communication subrack 1 caused the environment has been reduced.

Further, referring to fig. 3 to 5, as an embodiment of the communication jack provided by the present invention, a first hook 111 is protruded on the housing 100, and the first hook 111 extends from the bottom wall 110 of the housing to the inside of the accommodating cavity 101 for fastening the control main board 2. Specifically, be equipped with two at least first trip 111 on the diapire 110 epirelief of basket, two first trip 111 can be the joint respectively on the relative both sides edge of control mainboard 2 to with the fastening of control mainboard 2 on the diapire 110 of basket, need not to set up the mounting hole on control mainboard 2 like this and can realize the installation of control mainboard 2, thereby enlarged communication subrack 1's application scope.

Further, referring to fig. 3 to 5, as an embodiment of the communication jack provided by the present invention, a positioning column 112 is protruded on the housing 100, and the positioning column 112 extends from the bottom wall 110 of the housing to the inside of the accommodating cavity 101 for fitting with the positioning hole of the control main board 2. Specifically, at least one positioning column 112 is convexly arranged on the bottom wall 110 of the basket body, meanwhile, a positioning hole is formed in the control main board 2, the overall dimension of the positioning column 112 is matched with the overall dimension of the positioning hole, during installation, the positioning column 112 is aligned to the positioning hole of the control main board 2, and the positioning column 112 is inserted into the positioning hole, so that the position positioning of the control main board 2 can be realized, the fool-proof effect is effectively improved, and the installation efficiency of the control main body 2 is improved.

Further, referring to fig. 3 to 5, as a specific embodiment of the communication box of the present invention, the housing 100 includes a first sidewall 120, a second sidewall 130 and a third sidewall 140 connected in sequence, wherein the first sidewall 120 is opposite to the third sidewall 140, the second sidewall 130 is adjacent to the first sidewall 120 and the third sidewall 140, a first sliding slot 121 is disposed on an inner surface of the first sidewall 120, a second sliding slot 141 is disposed on an inner surface of the third sidewall 140, and the first sliding slot 121 and the second sliding slot 141 are used for inserting an edge of the communication card 3. It will be appreciated that the first, second and

third side walls

120, 130 and 140 respectively meet the bottom wall 110 of the basket. Specifically, the first side wall 120, the second side wall 130, the third side wall 140 and the bottom wall 110 of the housing enclose to form the accommodating cavity 101, the first side wall 120 and the third side wall 140 are located at two opposite sides of the accommodating cavity 101, a plurality of first sliding grooves 121 are formed in the inner surface of the first side wall 120 facing the accommodating cavity 101, a plurality of second sliding grooves 141 are formed in the inner surface of the third side wall 140 facing the accommodating cavity 101, and the first sliding grooves 121 and the second sliding grooves 141 are distributed in a facing manner, so that the communication card 3 is guided and limited well. During installation, the edges of the two opposite sides of the communication card 3 can respectively extend into the accommodating cavity 101 along the first sliding slot 121 and the second sliding slot 141 until the zebra stripes are inserted into the slots of the control motherboard 2, thereby completing the connection with the control motherboard 2.

In addition, referring to fig. 3 and 4, a protruding portion 132 is convexly disposed on the second side wall 130, the protruding portion 132 extends from the edge of the second side wall 130 at the position of the basket opening 102 to the outside of the accommodating cavity 101, and a seventh mounting hole 133 is disposed on the protruding portion 132, when the communication jack is mounted, the protruding portion 132 can be overlapped on a bracket of the fire alarm controller, and one end of the box body 10, after passing through the seventh mounting hole 133, is screwed into the bracket of the fire alarm controller and is fastened and connected with the bracket of the fire alarm controller, so that the mounting stability and reliability of the communication jack 1 are enhanced.

Further, referring to fig. 3 to 5, as an embodiment of the communication jack provided by the present invention, a first mounting hole 113 is formed on the bottom wall 110 of the basket, and the first mounting hole 113 is used for the fastening member 4 to penetrate through to fix the basket 100. Specifically, at least three first mounting holes 113 are formed in the bottom wall 110 of the basket body at intervals, the fastening member 4 is preferably a screw, and of course, according to specific situations and requirements, in other embodiments of the present invention, the fastening member 4 may also be a stud, a bolt, etc., and this is not limited exclusively herein; during installation, one end of the box body 10 passing through the first installation hole 113 through the fastener 4 is screwed into the back plate of the fire alarm controller and is tightly connected with the back plate of the fire alarm controller.

Further, referring to fig. 3 to 5, as an embodiment of the communication jack provided by the present invention, a mounting lug 150 is protruded on the housing 100, and the mounting lug 150 extends outward from an edge of the bottom wall 110 of the housing. Specifically, at least two mounting lugs 150 are arranged on the basket 100, the at least two mounting lugs 150 respectively protrude outwards from one side edge of the bottom wall 110 of the basket, which is connected with the first side wall 120, and one side edge of the bottom wall 110 of the basket, which is connected with the third side wall 140, and a mounting notch is formed in each mounting lug 150, and the box body 10 can be fastened and connected with the back plate of the fire alarm controller through the mounting lugs 150, that is, one end of the fastener 4 passes through the mounting notch and then is screwed into the back plate of the fire alarm controller to fasten and connect the mounting lugs 150 to the back plate of the fire alarm controller.

Further, referring to fig. 2, fig. 5 and fig. 6, as an embodiment of the communication subrack provided by the present invention, a clamping groove 122 is formed on the end surface of the first sidewall 120 located at the docking port 103, and a clamping portion 142 is convexly formed on the end surface of the third sidewall 140 located at the docking port 103, where the clamping portion 142 can be clamped in the clamping groove 122. Specifically, the card slot 122 includes a slot and a slot cavity, the slot is recessed on the end surface of the first side wall 120 located at the docking port 103, the slot cavity is recessed inside the first side wall 120, the slot is communicated with the slot cavity, and both the slot and the slot cavity extend from the end surface located at the basket port 102 to the side of the bottom wall 110 of the basket body, the width of the slot is smaller than the width of the slot cavity, meanwhile, the card connecting portion 142 includes a head portion and a neck portion, the head portion is connected with the end surface of the third side wall 140 through the neck portion, the outer contour of the head portion is adapted to the inner contour of the slot cavity, and the width of the neck portion is equal to or smaller than the width of the slot. Therefore, the head and the neck of the clamping portion 142 on one basket 100 are inserted into the slot cavity and the slot opening of the clamping slot 122 on the other basket 100 from the slot opening of the basket opening 102, so that the third side wall 140 on one basket 100 is clamped with the first side wall 120 on the other basket 100, and the two baskets 100 can be assembled into a complete box 10 in a butt joint manner, so that the box 10 can be assembled conveniently and quickly without additional tools, and the assembly efficiency of the box 10 is greatly improved.

Optionally, please refer to fig. 2, fig. 5 and fig. 6, as a specific embodiment of the communication jack provided by the present invention, an eighth mounting hole 123 is formed on the first side wall 120, and meanwhile, a ninth mounting hole 143 is formed on the clamping portion 142 of the second side wall 140, the eighth mounting hole 123 is communicated with the cavity of the clamping slot 122, the ninth mounting hole 143 is formed on the head of the clamping portion 142, after the two baskets 100 are completely butted, the eighth mounting hole 123 corresponds to the ninth mounting hole 143, at this time, only by screwing one end of the fastening member 4 into the ninth mounting hole 143 after passing through the eighth mounting hole 123, the third side wall 140 on one basket 100 can be tightly connected with the first side wall 120 on the other basket 100, so as to improve the connection strength of the two baskets 100.

Optionally, referring to fig. 6, as a specific embodiment of the communication jack provided by the present invention, an elastic limiting member 125 is disposed on the first side wall 120, the elastic limiting member 125 is close to the slot inlet, and the elastic limiting member 125 can limit the clamping portion 142 in the clamping slot 122. Specifically, the elastic limiting member 125 includes a protrusion and an elastic portion, wherein the elastic portion is an elongated sheet-shaped member having an elastic deformation characteristic, it comprises a fixed end and a free end which are distributed oppositely, the fixed end of the elastic part is fixedly connected with the first side wall 120, the free end of the elastic part extends towards the notch, the bulge part is convexly arranged at the free end of the elastic part, and extends into the slot 122, when passing through the slot opening, the engaging portion 142 pushes the protrusion to move the free end of the elastic portion toward the outer side of the slot 122 until the engaging portion 142 completely enters the slot 122, at this time, the free end of the elastic portion moves toward the inner side of the slot 122 under the action of the elastic force, and drive the bellying and support on the top end face of joint portion 142, with joint portion 142 spacing in draw-in groove 122, make joint portion 142 can't follow and advance outside the notch reverse deviates from draw-in groove 122, guaranteed the reliability of being connected between first lateral wall 120 and third lateral wall 140.

Further, please refer to fig. 1 and 2, as a specific embodiment of the communication box of the present invention, a second mounting hole 124 is opened on the end surface of the first sidewall 120 located at the basket opening 102, a third mounting hole 144 is opened on the end surface of the third sidewall 140 located at the basket opening 102, a second hook 1300 is convexly disposed on the end surface of the second sidewall 130 located at the basket opening 102, meanwhile, the communication box 1 further includes a first bead 40 and a second bead 50, wherein, the opposite ends of the first bead 40 are respectively opened with a fourth mounting hole (not labeled), and the second hook 1300 can pass through the fourth mounting hole to be clamped with the first bead 40; the opposite two ends of the second pressing strip 50 are respectively provided with a fifth mounting hole (not labeled), the second pressing strip can be screwed into the second mounting hole 124 to be fastened and connected with the first side wall 120 after one end of the fastener 4 passes through the fifth mounting hole, and the second pressing strip can be screwed into the third mounting hole 144 to be fastened and connected with the third side wall 140 after one end of the fastener 4 passes through the fifth mounting hole. Specifically, the first pressing strip 40 is a bow-shaped pressing strip, and after the communication card 3 is mounted in the full-specification fire alarm controller, the first pressing strip is used for abutting against the edge of the communication card 3 and being clamped with the second clamping hooks 1300 on the two second side walls 130 on the two opposite sides of the accommodating cavity 101, so that the communication card 3 is pressed on the control mainboard 2, the communication card 3 is effectively prevented from being accidentally loosened from the control mainboard 2, and the identifier of the communication card 3 can be adhered or printed on the surface of the first pressing strip 40, so that a technician can conveniently maintain the communication card 3; the second bead 50 is a "one" shaped bead, and after the communication card 3 is installed in the small-sized fire alarm controller, it is pressed against the edge of the communication card 3, and the communication card 3 is pressed against the control motherboard 2 by the cooperation of the fastener 4 and the fifth mounting hole and the second mounting hole 124 on the first sidewall 120 and/or the third mounting hole 144 on the third sidewall 140, so as to effectively prevent the communication card 3 from being accidentally released from the control motherboard 2.

Further, referring to fig. 1 and fig. 6, as a specific embodiment of the communication subrack provided by the present invention, the communication subrack 1 further includes two connecting members 20, or a connecting bracket 30 and two connecting members 20, and the two connecting members 20 or the connecting bracket 30 can be respectively and tightly connected to the butt joints of the two baskets 100. Specifically, the opposite ends of the connecting member 20 are respectively provided with tenth mounting holes, and after the two baskets 100 are butted, the connecting member 20 can be screwed into the second mounting hole 124 of one basket 100 and the third mounting hole 144 of the other basket 100 after one end of the two fasteners 4 respectively pass through the two tenth mounting holes at the opposite ends, and is tightly connected with the first side wall 120 of the one basket 100 and the third side wall 140 of the other basket 100, so that the connecting strength of the two baskets 100 is increased; the connecting bracket 30 is provided with eleventh mounting holes at four corners thereof, and similarly, after the two baskets 100 are butted, one end of each of the four fasteners 4 of the connecting bracket 30 can pass through the four eleventh mounting holes at the four corners thereof and then be screwed into the second mounting hole 124 and the third mounting hole 144 of one basket 100 and the second mounting hole 124 and the third mounting hole 144 of the other basket 100, and be fastened and connected with the first side wall 120 and the third side wall 140 of the one basket 100 and the first side wall 120 and the third side wall 140 of the other basket 100, so that the connecting strength of the two baskets 100 is increased, and the overall structural strength of the box 10 is improved.

Further, please refer to fig. 3 and 5, as a specific embodiment of the communication box of the present invention, a vent 160 and a sixth mounting hole 170 are respectively disposed on the first side wall 120 and/or the second side wall 130 and/or the third side wall 140, wherein the vent 160 is favorable for air circulation, and the sixth mounting hole 170 is used for the fastening member 4 to penetrate through to fix the fan 5. Specifically, the vent 160 is communicated with the accommodating cavity 101, the vent 160 and the sixth mounting hole 170 may be formed in the first side wall 120, the second side wall 130, the third side wall 140, the first side wall 120 and the second side wall 130, the second side wall 130 and the third side wall 140, or the first side wall 120, the second side wall 130 and the third side wall 140, a twelfth mounting hole matched with the sixth mounting hole 170 is formed in a corner of the fan 5, and the fan 5 may be screwed into the sixth mounting hole 170 after one end of the fastener 4 passes through the twelfth mounting hole to be fastened and connected with the first side wall 120, the second side wall 130 and/or the third side wall 140. This is advantageous for improving the heat dissipation effect of the communication box 1.

The above are merely examples of the present invention and are not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. Communication subrack, its characterized in that includes:

2. The communication jack as claimed in claim 1, wherein a first hook for fastening the control motherboard is protruded from the basket body, and the first hook extends from the bottom wall of the basket body to the receiving cavity.

3. The communication subrack of claim 2, wherein the basket body is convexly provided with positioning columns matched with the positioning holes of the control main board, and the positioning columns extend from the bottom wall of the basket body to the accommodating cavity.

4. The communication jack as claimed in claim 3, wherein the housing includes a first side wall, a second side wall and a third side wall connected in sequence, the first side wall is opposite to the third side wall, the second side wall is adjacent to the first side wall and the third side wall, a first sliding groove for inserting the edge of the communication card is formed on an inner surface of the first side wall, and a second sliding groove for inserting the edge of the communication card is formed on an inner surface of the third side wall.

5. The communication jack as claimed in claim 4, wherein the bottom wall of the basket has a first mounting hole for a fastener to pass through to fix the basket.

6. A telecommunications jack as claimed in claim 4 wherein mounting lugs are provided on the housing and extend outwardly from the edges of the bottom wall of the housing.

7. The communication subrack of any one of claims 4 to 6, wherein a slot is formed on the end surface of the first side wall at the mating interface, and a clamping portion is convexly formed on the end surface of the third side wall at the mating interface and can be clamped in the slot.

8. The communication jack of claim 7, further comprising:

9. The communication jack as claimed in claim 7, wherein the end surface of the first sidewall at the basket opening is provided with a second mounting hole, the end surface of the third sidewall at the basket opening is provided with a third mounting hole, the end surface of the second sidewall at the basket opening is provided with a second hook, and the communication jack further comprises:

the second layering, fifth mounting hole has been seted up respectively at the relative both ends of second layering, the one end of second layering accessible fastener is passed fifth mounting hole and screw in the second mounting hole with first lateral wall fastening connects, the one end of second layering accessible fastener is passed fifth mounting hole and screw in the third mounting hole with third lateral wall fastening connects.

10. The communication jack box of claim 7, wherein the first side wall and/or the second side wall and/or the third side wall are respectively provided with a vent hole and a sixth mounting hole for a fastener to penetrate through to fix the fan.